Warning Unexpected Condition at :desview.cpp:552

We are using INFORMATICA-POWERCENTER 8.6.1. Now a days I'm frequently getting the below warning message when i access and logging to the repositories using the client Tools.

Unexpected Condition Detected
Warning: Unexpected Condition at :desview.cpp:552
Contact INFORMATICA Technical Support for assistance .
Continuing may result in damage to your repository.Either continue if INFORMATICA Tech Support advises you to do so Exit the Program now

I'm ignoring this since its a warning message . Kindly advice whats the actual problem here and what would be the impacts if it continues.

Please let me know what is the next step should i follow in order to tackle this warning. Thanks in advance.